5.0 address book attachments pane missing backup beep bugs certificate client color Default ding drag email Feature Request Filters Folder folder Folder view GMAIL GnuPG group thread sender name hangs ICS calendar outlook IMAP imap information tab linux macros menu Messages New message html not responding OpenPGP Opera import pgp decryption Plugin Regula v7 x64 pop3 STAT command reply restart rss SalesForce SEARCH signature SMTP synchronize Templates undeliverable upgrade utf8 windows 8 metro